Question

Pls explain this question for me
100/7

Answer 1

100/7 --> 50/3.5 --> 25/1.75 . If we're assuming, without a calculator, we can just say 1.75 ~ 2. So 25/2 = 12.5 as an approx .

But actually, 100/7 -- with no assumptions etc, is just 14.28571429